Hollywood funnyman Jack Black is set to guest star in an episode of the hit show “The Office”. At the moment, details of Black’s part are still unknown, but the episode itself follows the hilarious group of workers as they try to secretly watch a bootlegged movie at work. The special hour-long episode titled “Stress Relief” will premiere immediately following Super Bowl XLIII, on Sunday, February 1 (10:30-11:30 p.m. ET; simultaneously to all time zones) on NBC. “The Office” was recently named as one of the American Film Institute’s “Top 10 Television Series of the Year”. Shows such as “The Wire”, “Breaking Bad” and “Mad Men” were also honored. In…